They _______ on the program for almost one week before I joined them, and now we ________ it as no good results have come out so far.
#104610
A
had been working; are still working
B
had worked; were still working
C
have been working; have worked
D
have worked; are still working
推荐题目
Let’s keep to the point or we ______ any decisions. 
#104991
A
will never reach
B
have never reached
C
never reach
D
never reached
—Look! Somebody     the sofa.—Well, it wasn’t me. I didn’t do it.
#101195
A
is cleaning
B
has cleaned
C
was cleaning
D
had cleaned
Before ___ a loan ____, calculate (核算) your monthly costs.
#100826
A
taking; off
B
taking; away
C
taking; out
D
taking; over